WP_Navigation_Block_Renderer

87class WP_Navigation_Block_Renderer {88 89	/**90	 * Used to determine whether or not a navigation has submenus.91	 *92	 * @since 6.5.093	 */94	private static $has_submenus = false;95 96	/**97	 * Used to determine which blocks need an <li> wrapper.98	 *99	 * @since 6.5.0100	 *101	 * @var array102	 */103	private static $needs_list_item_wrapper = array(104		'core/site-title',105		'core/site-logo',106		'core/social-links',107	);108 109	/**110	 * Keeps track of all the navigation names that have been seen.111	 *112	 * @since 6.5.0113	 *114	 * @var array115	 */116	private static $seen_menu_names = array();117 118 119	/**120	 * Returns whether or not this is responsive navigation.121	 *122	 * @since 6.5.0123	 *124	 * @param array $attributes The block attributes.125	 * @return bool Returns whether or not this is responsive navigation.126	 */127	private static function is_responsive( $attributes ) {128		/**129		 * This is for backwards compatibility after the `isResponsive` attribute was been removed.130		 */131 132		$has_old_responsive_attribute = ! empty( $attributes['isResponsive'] ) && $attributes['isResponsive'];133		return isset( $attributes['overlayMenu'] ) && 'never' !== $attributes['overlayMenu'] || $has_old_responsive_attribute;134	}135 136	/**137	 * Returns whether or not a navigation has a submenu.138	 *139	 * @since 6.5.0140	 *141	 * @param WP_Block_List $inner_blocks The list of inner blocks.142	 * @return bool Returns whether or not a navigation has a submenu and also sets the member variable.143	 */144	private static function has_submenus( $inner_blocks ) {145		if ( true === static::$has_submenus ) {146			return static::$has_submenus;147		}148 149		foreach ( $inner_blocks as $inner_block ) {150			// If this is a page list then work out if any of the pages have children.151			if ( 'core/page-list' === $inner_block->name ) {152				$all_pages = get_pages(153					array(154						'sort_column' => 'menu_order,post_title',155						'order'       => 'asc',156					)157				);158				foreach ( (array) $all_pages as $page ) {159					if ( $page->post_parent ) {160						static::$has_submenus = true;161						break;162					}163				}164			}165			// If this is a navigation submenu then we know we have submenus.166			if ( 'core/navigation-submenu' === $inner_block->name ) {